/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package Controladores;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.Date;
import java.util.*;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import negocio.Comentario;
import negocio.Paginacion;
import negocio.Usuario;

/**
 *
 * @author JAVA
 */
public class ServletComentario extends HttpServlet {

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        
        HttpSession sesion=request.getSession();
        Usuario u=(Usuario) sesion.getAttribute("usuario");
        List<Comentario> lista;
        
        if(request.getParameter("opc")!=null){
            if(request.getParameter("opc").equals("comentario")){
                Comentario com=new Comentario(u, request.getParameter("nombre"), new Date());
                com.guardarComentario();
                response.sendRedirect(getServletContext().getContextPath()+"/perfil.jsp");
            }
            if(request.getParameter("opc").equals("notificaciones")){
                Paginacion p=new Paginacion(4, Comentario.obtenerNumero(u), Integer.parseInt(request.getParameter("pag")));
                lista=Comentario.obtenerNotificacionesPaginadas(u, p);
                request.setAttribute("notificaciones", lista);
                request.setAttribute("paginacion", p);
                request.getRequestDispatcher("notificaciones.jsp").forward(request, response);
            }
        }
        
        try {
            /* TODO output your page here
            out.println("<html>");
            out.println("<head>");
            out.println("<title>Servlet ServletComentario</title>");  
            out.println("</head>");
            out.println("<body>");
            out.println("<h1>Servlet ServletComentario at " + request.getContextPath () + "</h1>");
            out.println("</body>");
            out.println("</html>");
             */
        } finally {            
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
